GCC 4.2.0 release C++ standard library and runtime support code.

1 files changed, 118 insertions, 0 deletions

diff --git a/contrib/libstdc++/src/streambuf.cc b/contrib/libstdc++/src/streambuf.cc
new file mode 100644
index 0000000..3186314
--- /dev/null
+++ b/contrib/libstdc++/src/streambuf.cc
@@ -0,0 +1,118 @@
+// Stream buffer classes -*- C++ -*-
+
+// Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+//
+// ISO C++ 14882: 27.5  Stream buffers
+//
+
+#include <streambuf>
+
+_GLIBCXX_BEGIN_NAMESPACE(std)
+
+  template<>
+    streamsize
+    __copy_streambufs_eof(basic_streambuf<char>* __sbin,
+			  basic_streambuf<char>* __sbout, bool& __ineof)
+    {
+      typedef basic_streambuf<char>::traits_type traits_type;
+      streamsize __ret = 0;
+      __ineof = true;
+      traits_type::int_type __c = __sbin->sgetc();
+      while (!traits_type::eq_int_type(__c, traits_type::eof()))
+	{
+	  const streamsize __n = __sbin->egptr() - __sbin->gptr();
+	  if (__n > 1)
+	    {
+	      const streamsize __wrote = __sbout->sputn(__sbin->gptr(), __n);
+	      __sbin->gbump(__wrote);
+	      __ret += __wrote;
+	      if (__wrote < __n)
+		{
+		  __ineof = false;
+		  break;
+		}
+	      __c = __sbin->underflow();
+	    }
+	  else
+	    {
+	      __c = __sbout->sputc(traits_type::to_char_type(__c));
+	      if (traits_type::eq_int_type(__c, traits_type::eof()))
+		{
+		  __ineof = false;
+		  break;
+		}
+	      ++__ret;
+	      __c = __sbin->snextc();
+	    }
+	}
+      return __ret;
+    }
+
+#ifdef _GLIBCXX_USE_WCHAR_T
+  template<>
+    streamsize
+    __copy_streambufs_eof(basic_streambuf<wchar_t>* __sbin,
+			  basic_streambuf<wchar_t>* __sbout, bool& __ineof)
+    {
+      typedef basic_streambuf<wchar_t>::traits_type traits_type;
+      streamsize __ret = 0;
+      __ineof = true;
+      traits_type::int_type __c = __sbin->sgetc();
+      while (!traits_type::eq_int_type(__c, traits_type::eof()))
+	{
+	  const streamsize __n = __sbin->egptr() - __sbin->gptr();
+	  if (__n > 1)
+	    {
+	      const streamsize __wrote = __sbout->sputn(__sbin->gptr(), __n);
+	      __sbin->gbump(__wrote);
+	      __ret += __wrote;
+	      if (__wrote < __n)
+		{
+		  __ineof = false;
+		  break;
+		}
+	      __c = __sbin->underflow();
+	    }
+	  else
+	    {
+	      __c = __sbout->sputc(traits_type::to_char_type(__c));
+	      if (traits_type::eq_int_type(__c, traits_type::eof()))
+		{
+		  __ineof = false;
+		  break;
+		}
+	      ++__ret;
+	      __c = __sbin->snextc();
+	    }
+	}
+      return __ret;
+    }
+#endif
+
+_GLIBCXX_END_NAMESPACE